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3 Copyright (C) 2011 GNUnet e.V.
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6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
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13 General Public License for more details.
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22 * @file dht/gnunet-service-dht_routing.h
23 * @brief GNUnet DHT tracking of requests for routing replies
24 * @author Christian Grothoff
26 #ifndef GNUNET_SERVICE_DHT_ROUTING_H
27 #define GNUNET_SERVICE_DHT_ROUTING_H
29 #include "gnunet_util_lib.h"
30 #include "gnunet_block_lib.h"
31 #include "gnunet_dht_service.h"
35 * Handle a reply (route to origin). Only forwards the reply back to
36 * other peers waiting for it. Does not do local caching or
37 * forwarding to local clients. Essentially calls
38 * GDS_NEIGHBOURS_handle_reply for all peers that sent us a matching
42 * @param type type of the block
43 * @param expiration_time when does the content expire
44 * @param key key for the content
45 * @param put_path_length number of entries in @a put_path
46 * @param put_path peers the original PUT traversed (if tracked)
47 * @param get_path_length number of entries in @a get_path
48 * @param get_path peers this reply has traversed so far (if tracked)
49 * @param data payload of the reply
50 * @param data_size number of bytes in @a data
53 GDS_ROUTING_process (void *cls,
54 enum GNUNET_BLOCK_Type type,
55 struct GNUNET_TIME_Absolute expiration_time,
56 const struct GNUNET_HashCode *key,
57 unsigned int put_path_length,
58 const struct GNUNET_PeerIdentity *put_path,
59 unsigned int get_path_length,
60 const struct GNUNET_PeerIdentity *get_path,
66 * Add a new entry to our routing table.
68 * @param sender peer that originated the request
69 * @param type type of the block
70 * @param options options for processing
71 * @param key key for the content
72 * @param xquery extended query
73 * @param xquery_size number of bytes in @a xquery
74 * @param reply_bf bloomfilter to filter duplicates
75 * @param reply_bf_mutator mutator for @a reply_bf
78 GDS_ROUTING_add (const struct GNUNET_PeerIdentity *sender,
79 enum GNUNET_BLOCK_Type type,
80 enum GNUNET_DHT_RouteOption options,
81 const struct GNUNET_HashCode * key, const void *xquery,
83 const struct GNUNET_CONTAINER_BloomFilter *reply_bf,
84 uint32_t reply_bf_mutator);
88 * Initialize routing subsystem.
91 GDS_ROUTING_init (void);
95 * Shutdown routing subsystem.
98 GDS_ROUTING_done (void);